0.69 Ct. Blue Sapphire from Ceylon (Sri Lanka)

This 0.69 carat cushion shape blue sapphire measures 5.65 x 4.28 x 3.21 mm, a proportion set that balances table size and pavilion depth to deliver strong return of light, the mixed brilliant cut integrates a precise arrangement of kite and triangular facets on the crown with a modified brilliant pavilion, this faceting strategy increases scintillation while preserving color saturation, the gem is transparent with a clarity grade of slightly included as evaluated at eye level, inclusions are present but do not materially interrupt light flow, polish is excellent which produces crisp facet junctions and sharp reflections, color intensity is vivid, presenting a deep and lively blue that remains consistent across the table and crown, enhancement by heat treatment is stable and commonly applied to optimize tone and saturation, origin Ceylon, Sri Lanka, indicates material that often displays lively saturation and a bright, clear hue, overall dimensions and cut yield a jewel that combines optical performance with practical durability for everyday wear.

In a jewelry setting this sapphire will immediately stand out due to its vivid color and well executed mixed brilliant faceting, when set in open prong mounts each crown facet is free to interact with ambient light, producing flashes of blue and bright scintillation, a low bezel adds protection but will slightly mute peripheral light entry, a cathedral or four prong head maintains visual focus on the table while allowing maximum light to enter the pavilion, contrast with warm metals such as 18 karat yellow gold intensifies perceived blue by juxtaposition, white metals such as platinum or 18 karat white gold emphasize the gem s brightness and deliver a contemporary look, surrounding accent stones with calibrated white melee diamonds will increase perceived size and add contrast that makes the vivid blue read even more saturated, because the stone is slightly included at eye level skilled setting and slight elevation will maximize brilliance while maintaining security, at The Natural Sapphire Company we evaluate facet symmetry, table percentage, and pavilion depth to recommend mounting techniques that preserve the sapphire s intrinsic color and light performance, our lapidaries recommend clean, minimally obstructive settings for this weight and cut to ensure the vivid hue remains the focal point, for clients seeking a ring or pendant this Ceylon sapphire will deliver immediate presence and lasting technical excellence.